/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.oozie.workflow.lite;

import java.util.Collections;

/**
 * Node definition for KILL control node.
 */
public class KillNodeDef extends ControlNodeDef {

    KillNodeDef() {
    }

    @SuppressWarnings("unchecked")
    public KillNodeDef(String name, String message, Class<? extends ControlNodeHandler> klass) {
        super(name, message, klass, Collections.EMPTY_LIST);
    }

    public static class KillNodeHandler extends NodeHandler {

        public boolean enter(Context context) {
            return true;
        }

        public String exit(Context context) {
            context.killJob();
            return null;
        }

        public void kill(Context context) {
        }

        public void fail(Context context) {
        }
    }

}
